Did you know? Mass of an alkaline D battery (135 g) is 100 x Mass of a Lego standard 2 x 2 brick (1.35 g)
Mass of an adult male red kangaroo (85 kg)
/fact/mass-of-an-adult-male-red-kangaroo
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If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.
